==What to Expect==
Basic browsing should work as expected. Tabs that are loaded remotely (i.e., in a separate process) will have their title underlined. By default, only all tabs share just one content process is used. You can control this with the domIf one tab crashes, they all crash.ipc.processCount preferenceProcess-per-tab, like Google Chrome, is on our roadmap.
===Known Issues===
Known issues you might run into when testing e10s:
* HTTP redirects don't always work<bugzilla>{ "resolution": "---", "f1": {{bug|997808}}"cf_tracking_e10s", {{bug|1050869}}* Printing does not work "o1": {{bug|927188}}"nowords",* Site logins fail if third "v1": "---,-party cookies are always ", "f2": "blocked", "o2": "nowords", "v2": {{bug|1049299}}"905436", "f3": "keywords",* Accessibility disables e10s "o3": {{bug|1029143}}"anywords",* Personal spellcheck dictionaries don't work "v3": {{bug|1030449}}"dogfood",* Middle-click "include_fields": "id, summary, whiteboard, keywords, assigned_to, status, Open Link in New ... options doesn't work {{bug|1066924}cf_tracking_e10s"}* Spellcheck suggestions hang around in the right-click menu forever {{bug|1073527}}</bugzilla>
===Add-ons Compatibility===
A list of tested add-ons (compatible and incompatible) is available at http://arewee10syet.com. Some popular add-ons that are currently broken with e10s:
* Bugzilla Tweaks/BugzillaJS<bugzilla>{ "resolution": "---", "f1": "cf_tracking_e10s", "o1": "nowords", "v1": "---,-", "f2": "blocked", "o2": "anywords", "v2": {{bug|972507}}"905436",* HTTPS Everywhere "f3": {{bug|1014986}}"keywords",* Tree Style Tabs "o3": {{bug|1042680}}"anywords",* 1Password "v3": {{bug|1042195}}"dogfood",* NoScript "include_fields": {{bug|1058542}"id, summary, whiteboard, keywords, assigned_to, status, cf_tracking_e10s"}</bugzilla>
==Communication==
